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What type of matter takes the shape of their container?
Liquid
What is the point directly above the earthquake's focus called?
Epicenter
How long does it take for the Earth to finish one orbit around the Sun?
1 year/365 days. Leap year/366 days
What layer is made of melted rock, iron and minerals?
Mantle
Give one example of solid that can be poured!
1- Suger
2- Salt
3- Sand
Why can’t surfaces like paper and wood reflect light well?
Because they have bumpy, rough and dull surfaces.
What are 2 things that help fish adapt to their habitat?
fish have:
1- Gills
2- Fins
Burning wood forms ash and gas.
What kind of a change is this?
Chemical Change
Name the bodies(objects) in the solar system.
- Stars
- Asteroids
- Moons
- Planets
- Comets
How does light travel?
Light travels in straight lines.
What do we call the process when a substance changes state from liquid to solid or solid to liquid?
Physical Change
What is magma called once it reaches the Earth's surface?
lava
What is the name of the part of the Earth that has a lot of volcanoes?
The Pacific Ring of Fire
What is a ray diagram?
A diagram that shows how light travels.
What is Apparent movement?
The movement does not really happen, but it looks like it happens. (like the movement of the sun in the sky, while in reality it's the Earth moving).
Describe the particles of solids!
in solid:
1- The particles are tightly packed together and can't move.
2- They don't change shape until a force is applied.
What causes day and night?
Earth spinning on its axis.
Why do objects like mirrors reflect light really well?
Because they have very smooth and shiny surfaces.
What happens to particles when a liquid is cooled?
The particle lose heat energy and start to move more slowly. The particle move closer together.
Where is the Asteroid Belt located?
The Asteroid Belt is located between the planets Mars and Jupiter in our Solar System.
Say if below is chemical change or physical change:
Tearing a piece of paper.
Physical Change
Why is melting ice not a chemical change?
Because only the state of matter changes.
Why do some solids can behave like liquid and be poured?
Because they are made up of lots of very tiny piece or grains, like powder. There is air between the grains, which means that the grains have space to move into.
What do monkeys have that help them to adapt to their habitat?
1- Hands
List the planets beginning with the planet closest to the Sun.
1. Mercury
2. Venus
3. Earth
4. Mars
5. Jupiter
6. Saturn
7. Uranus
8. Neptune